aarch64: enlarge value buffer of arm_reg to store 64 bit

[openocd.git] / src / target / arm.h

diff --git a/src/target/arm.h b/src/target/arm.h
index 77a2f7b01b6c9841f418414e96280716e1c7572d..e5e336dff7f3094432be3fd3d77eb00b90b02f0f 100644 (file)
--- a/src/target/arm.h
+++ b/src/target/arm.h
@@ -66,6 +66,15 @@ enum arm_mode {
        ARM_MODE_USER_THREAD = 1,
        ARM_MODE_HANDLER = 2,
 
+       /* shift left 4 bits for armv8 64 */
+       ARMV8_64_EL0T = 0x0F,
+       ARMV8_64_EL1T = 0x4F,
+       ARMV8_64_EL1H = 0x5F,
+       ARMV8_64_EL2T = 0x8F,
+       ARMV8_64_EL2H = 0x9F,
+       ARMV8_64_EL3T = 0xCF,
+       ARMV8_64_EL3H = 0xDF,
+
        ARM_MODE_ANY = -1
 };
 
@@ -78,6 +87,7 @@ enum arm_state {
        ARM_STATE_THUMB,
        ARM_STATE_JAZELLE,
        ARM_STATE_THUMB_EE,
+       ARM_STATE_AARCH64,
 };
 
 #define ARM_COMMON_MAGIC 0x0A450A45
@@ -179,6 +189,18 @@ struct arm {
                        uint32_t CRn, uint32_t CRm,
                        uint32_t value);
 
+       /** Read coprocessor register.  */
+       int (*mrs)(struct target *target, uint32_t op0,
+                       uint32_t op1, uint32_t op2,
+                       uint32_t CRn, uint32_t CRm,
+                       uint32_t *value);
+
+       /** Write coprocessor register.  */
+       int (*msr)(struct target *target, uint32_t cpnum,
+                       uint32_t op1, uint32_t op2,
+                       uint32_t CRn, uint32_t CRm,
+                       uint32_t value);
+
        void *arch_info;
 
        /** For targets conforming to ARM Debug Interface v5,
@@ -213,10 +235,11 @@ struct arm_reg {
        enum arm_mode mode;
        struct target *target;
        struct arm *arm;
-       uint8_t value[4];
+       uint8_t value[8];
 };
 
 struct reg_cache *arm_build_reg_cache(struct target *target, struct arm *arm);
+struct reg_cache *armv8_build_reg_cache(struct target *target);
 
 extern const struct command_registration arm_command_handlers[];
 
@@ -224,6 +247,9 @@ int arm_arch_state(struct target *target);
 int arm_get_gdb_reg_list(struct target *target,
                struct reg **reg_list[], int *reg_list_size,
                enum target_register_class reg_class);
+int armv8_get_gdb_reg_list(struct target *target,
+               struct reg **reg_list[], int *reg_list_size,
+               enum target_register_class reg_class);
 
 int arm_init_arch_info(struct target *target, struct arm *arm);
 
@@ -248,6 +274,7 @@ int arm_blank_check_memory(struct target *target,
 
 void arm_set_cpsr(struct arm *arm, uint32_t cpsr);
 struct reg *arm_reg_current(struct arm *arm, unsigned regnum);
+struct reg *armv8_reg_current(struct arm *arm, unsigned regnum);
 
 extern struct reg arm_gdb_dummy_fp_reg;
 extern struct reg arm_gdb_dummy_fps_reg;